TB62736FUG(O,EL) Toshiba, TB62736FUG(O,EL) Datasheet - Page 9
![IC LED DRIVR WHITE BCKLGT 6-SSOP](/photos/1/38/13824/sc-74-6_sml.jpg)
TB62736FUG(O,EL)
Manufacturer Part Number
TB62736FUG(O,EL)
Description
IC LED DRIVR WHITE BCKLGT 6-SSOP
Manufacturer
Toshiba
Type
Backlight, White LEDr
Datasheet
1.TB62736FUGOEL.pdf
(16 pages)
Specifications of TB62736FUG(O,EL)
Constant Current
Yes
Topology
PWM, Step-Up (Boost)
Number Of Outputs
1
Internal Driver
Yes
Type - Primary
Backlight
Type - Secondary
White LED
Frequency
770kHz ~ 1.43MHz
Voltage - Supply
2.8 V ~ 5.5 V
Mounting Type
Surface Mount
Package / Case
SC-74-6
Operating Temperature
-40°C ~ 85°C
Current - Output / Channel
20mA
Internal Switch(s)
Yes
Efficiency
87%
Number Of Segments
6
Operating Supply Voltage
2.8 V to 5.5 V
Maximum Power Dissipation
470 mW
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Output
-
Lead Free Status / Rohs Status
Details
Other names
TB62736FUGTR
3. Application Circuit Example and Measurement Data (reference data)
Note: These application examples are provided for reference only. Thorough evaluation and testing should be
35
30
25
20
15
10
35
30
25
20
15
10
35
30
25
20
15
10
2.8
2.8 to 5.5 V
2.8
2.8
implemented when designing your application's mass production design.
V
IN
3.1
3.1
3.1
=
Input Voltage - Efficiency/Output Current
Input Voltage - Efficiency/Output Current
Input Voltage - Efficiency/Output Current
3.4
3.4
3.4
3.7
3.7
3.7
2LED Drive, L=4.7µH
3LED Drive, L=6.8µH
4LED Drive, L=6.8µH
4
4
4
VIN(V)
VIN(V)
VIN(V)
4.3
4.3
4.3
SHDN
V
IN
4.6
4.6
GND
4.6
L
4.9
1
4.9
4.9
IOUT
I F
Efficiency
Efficiency
IOUT
I F
Efficiency
Efficiency
IOUT
I F
Efficiency
Efficiency
SW
FB
5.2
5.2
5.2
S-Di
5.5
5.5
5.5
100
90
80
70
60
50
100
90
80
70
60
50
100
90
80
70
60
50
<Measurement Data>
Efficiency in the range of V IN = 2.8 to 5.5 V
Output current in the range of V IN = 3.0 to 5.0 V (V
9
WLEDs
2 to 6
35
30
25
20
15
10
2 LEDs
3 LEDs
4 LEDs
5 LEDs
6 LEDs
2 LEDs
3 LEDs
4 LEDs
5 LEDs
6 LEDs
35
30
25
20
15
10
2.8
2.8
3.1
3.1
Input Voltage - Efficiency/Output Current
Input Voltage - Efficiency/Output Current
3.4
3.4
Output Current (mA)
•
Evaluation conditions (Ta = 25°C)
L
C
C
S-Di
WLEDs : NSCW215T (NICHIA Corp.)
RSENS : RK73B1ETBK (KOA Corp.)
1
3.7
82.37 to 88.70
80.19 to 86.55
78.11 to 84.54
74.79 to 84.94
74.14 to 83.47
1
2
Efficiency (%)
3.7
V
5LED Drive, L=10µH
6LED Drive, L=10µH
IN
21.19
20.90
20.63
20.09
19.93
= 3.6 V
4
4
: LQH2M series
: C2012JB1E105K (TDK Corp.)
: C2012JB1E105K (TDK Corp.)
: CUS02 1 A/30 V (TOSHIBA Corp.)
VIN(V)
VIN(V)
(Murata Manufacturing Co.,Ltd.)
(Size: 2.0 mm × 1.6 mm × 0.95 mm)
4.3
4.3
4.6
4.6
4.9
4.9
Average Efficiency (%)
− 3.26
− 1.87
− 1.78
− 1.88
− 1.99
IOUT
Efficiency
I F
Efficiency
I F
IOUT
Efficiency
Efficiency
Min
TB62736FUG
Tolerance (%)
5.2
5.2
IN
86.38
84.12
80.16
79.94
77.17
5.5
5.5
2006-06-14
= 3.6 V typ.)
100
90
80
70
60
50
100
90
80
70
60
50
Max
1.69
2.17
1.01
1.25
1.07